package com.lynx.system.filter;

import com.lynx.system.beans.Admin;
import com.lynx.system.beans.User;

import javax.servlet.*;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;

@WebFilter(urlPatterns = {"/main.html"})
public class AdminFilter implements Filter {
    @Override
    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
        HttpServletRequest request =(HttpServletRequest) servletRequest;
        HttpServletResponse response = (HttpServletResponse) servletResponse;
        HttpSession session = request.getSession();
        Admin admin = (Admin)session.getAttribute("admin");
        if (admin == null){
            response.sendRedirect("login.html");
        }else {
            filterChain.doFilter(servletRequest,servletResponse);
        }
    }
}
